Plant cells have cell walls and vacuoles.
The cell wall and the vacuole is what keeps the plant standing up.
The cell wall is a rigid layer outside of the cell.
The vacuole is a space within the cell that contains water. When the plant has a lot of water, it will be rigid and stand up right. If you do not water your plant well, the plant may lose its rigidity.
It harms an organism by damaging healthy tissues
Sorry but I can’t help you right now but later I’ll try
The answer is D, the liver.